Book light frame



FIG. 1 is a perspective view of a book light frame showing my new design;

FIG. 2 is a first side view of FIG. 1;

FIG. 3 is a second side view of FIG. 1;

FIG. 4 is a bottom view of FIG. 1;

FIG. 5 is a top view of FIG. 1;

FIG. 6 is a first end view of FIG. 1; and,

FIG. 7 is a second end view of FIG. 1.

The dotted lines are intended to show features that are environmental only and form no part of the claimed design. 

The ornamental design for a book light frame, as shown and described. 